GPS World - The Business and Technology of Global ...
August 26, 2024 By Jesse Khalil. A roundup of recent products in the GNSS and inertial positioning industry from the August 2024 issue of GPS World magazine. Read More. Launchpad: Tactical-grade IMUs, Spirent simulator upgrades, atomic clocks and more.
Anti-jam technology: Demystifying the CRPA - GPS World
Apr 12, 2017 · Fast forward to the latter years of the Cold War, and we reach the era when the U.S. was busy developing the exciting new GPS system. The Department of Defense (DoD) wanted to ensure that a robust and accurate global navigation system was available to the military, and so the Navigation System with Timing and Ranging (NAVSTAR) launched its first satellite in 1978, eventually becoming the fully ...
What Exactly Is GPS NMEA Data? - GPS World
Feb 4, 2015 · The purpose of NMEA is to give equipment users the ability to mix and match hardware and software. NMEA-formatted GPS data also makes life easier for software developers to write software for a wide variety of GPS receivers instead of having to write a custom interface for each GPS receiver. For example, VisualGPS software (free), accepts NMEA ...
Part 1: The Origins of GPS, and the Pioneers Who Launched the …
May 1, 2010 · It subsequently developed a number of experimental satellites, the first of which was called Timation 1. This small satellite, weighing 85 pounds and producing 6 watts of power, was launched on May 27, 1967. Timation 1, developed by NRL, was a …
The transition to M-code begins - GPS World
May 16, 2022 · There are three key reasons for users to transition to M-code as supported by Military GPS User Equipment (MGUE). First, MGUE provide U.S. forces and our allies with enhanced PNT capabilities while improving resistance to threats, such as accidental and intentional jamming. Compared to the current P (Y)-code signal specs, M-code signals are ...
Toughen GPS to resist jamming and spoofing
Mar 31, 2022 · The example shows that a 1-kW hostile jammer’s denial radius 10 can be reduced by a factor of about 100, using the conservative example augmentations of inertial and CRPAs. Because area is proportional to radius squared, the effective denial area of an augmented receiver would be 1/10,000th of the unaugmented receiver, using the example values.
Finally, A List of Public RTK Base Stations in the U.S.
Jan 7, 2014 · About the Author: Eric Gakstatter Eric Gakstatter has been involved in the GPS/GNSS industry for more than 20 years. For 10 years, he held several product management positions in the GPS/GNSS industry, managing the development of several medium- and high-precision GNSS products along with associated data-collection and post-processing software.
Innovation: GLONASS — past, present and future - GPS World
Nov 1, 2017 · A prototype GLONASS-M (for Modernized) satellite was launched on Dec. 1, 2001, along with two Block IIvs with the first two production GLONASS-M satellites included in the triplet launches of Dec. 10, 2003, and Dec. 26, 2004. Two GLONASS-M satellites were included in the triplet launch of Dec. 25, 2005.
Latest News - GPS World
3 days ago · October 9, 2024. What is a mobile GNSS solution? Are the terms “mapping grade” and “resource grade” still useful? Who is using which devices for which tasks? Bernhard Richter, VP Geomatics at Leica Geosystems, which is part of Hexagon, and with Igor Vereninov, CEO of Emlid share their thoughts on these issues. GPS World offers breaking ...
The differences between Geoid18 values and NAD 83, NAVD 88 …
Feb 5, 2020 · This surface represents the difference between NAVD 88 as a datum and the geopotential (geoid) surface used in the gravimetric geoid. This is the difference between the hybrid geoid and the gravimetric geoid with respect to NAD83 (GEOID18 – xGEOID19B). This surface has three essential components: a bias, a continental tilt, and local warping ...